X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/d7e50217d7adf6e52786a38bcaa4cd698cb9a79e..7ddcb079202367355dddccdfa4318e57d50318be:/iokit/IOKit/IOCommandPool.h diff --git a/iokit/IOKit/IOCommandPool.h b/iokit/IOKit/IOCommandPool.h index 2b6f44f3b..91069f3d3 100644 --- a/iokit/IOKit/IOCommandPool.h +++ b/iokit/IOKit/IOCommandPool.h @@ -1,16 +1,19 @@ /* * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ - * - * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER @@ -20,7 +23,7 @@ * Please see the License for the specific language governing rights and * limitations under the License. * - * @APPLE_LICENSE_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* @@ -58,9 +61,7 @@ /*! * @class IOCommandPool - * @abstract - * The IOCommandPool class is used to manipulate a pool of commands which - * inherit from IOCommand. + * @abstract Manipulates a pool of commands which inherit from IOCommand. * @discussion * The IOCommandPool class is used to manipulate a pool of commands which * inherit from IOCommand. It includes a factory method to create a pool @@ -93,9 +94,8 @@ protected: ExpansionData *reserved; /*! - * @defined kIOCommandPoolDefaultSize - * @abstract - * kIOCommandPoolDefaultSize is the default size of any command pool. + * @const kIOCommandPoolDefaultSize + * @abstract The default size of any command pool. * @discussion * kIOCommandPoolDefaultSize is the default size of any command pool. * The default size was determined to be the smallest size for which @@ -115,12 +115,12 @@ public: /*! * @function initWithWorkLoop - * @abstract Primary initialiser for an IOCommandPool Object - * @discussion Primary initialiser for an IOCommandPool. + * @abstract Primary initializer for an IOCommandPool object. + * @discussion Primary initializer for an IOCommandPool. * Should probably use IOCommandPool::withWorkLoop() as it is easier to use. * @param inWorkLoop - * The workloop that this command pool should synchronise with. - * @result true if command pool was sucessfully initialised. + * The workloop that this command pool should synchronize with. + * @result Returns true if command pool was successfully initialized. */ virtual bool initWithWorkLoop(IOWorkLoop *workLoop); @@ -131,7 +131,7 @@ public: * The withWorkLoop method is what is known as a factory method. It creates * a new instance of an IOCommandPool and returns a pointer to that object. * @param inWorkLoop - * The workloop that this command pool should synchronise with. + * The workloop that this command pool should synchronize with. * @result * Returns a pointer to an instance of IOCommandPool if successful, * otherwise NULL. @@ -141,7 +141,7 @@ public: /*! * @function init - * @abstract Should never be used, obsolete See initWithWorkLoop + * @abstract Should never be used, obsolete. See initWithWorkLoop. */ virtual bool init(IOService *inOwner, IOWorkLoop *inWorkLoop, @@ -149,7 +149,7 @@ public: /*! * @function withWorkLoop - * @abstract Should never be used, obsolete See IOCommandPool::withWorkLoop + * @abstract Should never be used, obsolete. See IOCommandPool::withWorkLoop. */ static IOCommandPool *commandPool(IOService *inOwner, IOWorkLoop *inWorkLoop, @@ -158,12 +158,10 @@ public: /*! * @function getCommand - * @discussion - * The getCommand method is used to get a pointer to an object of type IOCommand - * from the pool. + * @discussion The getCommand method is used to get a pointer to an object of type IOCommand from the pool. * @param blockForCommand * If the caller would like to have its thread slept until a command is - * available, it should pass true, else false + * available, it should pass true, else false. * @result * If the caller passes true in blockForCommand, getCommand guarantees that * the result will be a pointer to an IOCommand object from the pool. If @@ -190,17 +188,16 @@ protected: * @function gatedGetCommand * @discussion * The gatedGetCommand method is used to serialize the extraction of a - * command of from the pool behind a command gate. - * runAction-ed by getCommand. + * command from the pool behind a command gate, runAction-ed by getCommand. * @param vCommand * A pointer to a pointer to an IOCommand object where the returned - * command will be stored + * command will be stored. * @param vBlock * A bool that indicates whether to block the request until a command * becomes available. * @result * Returns kIOReturnNoResources if no command is available and the client - * doesn't with to block until one does become available. + * doesn't wish to block until one does become available. * kIOReturnSuccess if the vCommand argument is valid. */ virtual IOReturn gatedGetCommand(IOCommand **command, bool blockForCommand); @@ -209,8 +206,7 @@ protected: * @function gatedReturnCommand * @discussion * The gatedReturnCommand method is used to serialize the return of a - * command of to the pool behind a command gate. - * runAction-ed by returnCommand. + * command to the pool behind a command gate, runAction-ed by returnCommand. * @param vCommand * A pointer to the IOCommand object to be returned to the pool. * @result